Wisestamp | Senior Full Stack Developer

On behalf of WiseStamp , SD Solutions is looking for a talented Senior Full Stack Developer to join our Signatures Team- the team behind WiseStamp’s core product and the cornerstone of our entire ecosystem.

This role sits at the heart of WiseStamp. You’ll work on a sophisticated, visual Signature Editor that enables users to create highly customized designs with ease, while meeting the tough technical challenges of email-client compatibility, performance, and scale.
We’re a product-first, engineering-driven company with a strong focus on innovation, quality, and ownership.

SD Solutions is a staffing company operating globally. Contact us to get more details about the benefits we offer.

Responsibilities:

• Design, build, and maintain WiseStamp’s core Signature Editor- a complex, highly visual product used by millions of users.
• Develop pixel-perfect rendering solutions to ensure consistent designs across a fragmented ecosystem of email clients (Gmail, Outlook, Apple Mail, and more).
• Build fast, responsive, and scalable full-stack solutions that perform well at scale.
• Take full ownership of features, from technical design through implementation, testing, and production.
• Collaborate closely with product, design, and engineering teams to deliver high-impact user-facing features.
• Actively use AI-based development tools to improve productivity, code quality, and problem-solving.
• Contribute to AI-powered product capabilities, integrating intelligent and generative features into WiseStamp’s platform.

Requirements:

• 6–7+ years of hands-on experience developing enterprise-grade services and applications as a Full-Stack Developer
• Strong production-level expertise in Node.js, TypeScript and modern JavaScript (ES6+)
• Solid hands-on experience with at least one modern frontend framework (Vue, React, or Angular); Vue 3 is a strong advantage.
• Excellent communication skills and full professional fluency in English (written & verbal)
• Ability to work within Israel time zone (±2 hours flexibility)
• Proven ownership mindset—independently drive tasks from requirements/discovery → implementation → testing → deployment → monitoring
• Practical experience using AI-based coding tools (Cursor, GitHub Copilot or similar) to boost productivity and code quality
• Passion for clean code, performance optimization and exceptional user experience
• Proactive, curious mindset and genuine excitement about leveraging AI both in development workflows and in the product itself
• Collaborative team player with strong ability to work effectively across functions

Advantages:

• 2+ years of experience working in a SaaS-based company.
• Experience building complex visual editors or WYSIWYG builders (e.g., Canva, Figma, Wix), including drag-and-drop, real-time object manipulation, and dynamic styling.
• Hands-on experience with Canvas- or DOM-based rendering solutions.
• Practical experience with multiple data stores, including RDBMS, NoSQL, and key-value stores (MongoDB is an advantage).
• Experience working with cloud platforms (GCP is an advantage).
• Background in designing microservices and event-driven architectures.

About the company:

WiseStamp is the leading email signature management platform, helping businesses and professionals elevate their brand identity with every email they send. Trusted by over 1 million users and 18,000+ companies worldwide, our award-winning SaaS solution makes it easy to manage and scale branded email signatures across entire organizations- turning everyday emails into powerful marketing assets.
With a strong track record of innovation and growth, WiseStamp is proud to help companies look their best and make every message count.

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